#!/usr/bin/python3
# string="You Rise Me Up"
# print(string[3:8])
# print(string[3:])
# string = 'Hello, World!'
# lowercase_string = string.lower()
#
# print(lowercase_string)
python_string="Python Basic practise, by amy and mike and today is 2023 12 20"

print(python_string.index("B",1))
lowercase_string=python_string.lower()
print(lowercase_string)
str = "example....wow!!!"
print("str.islower() == ", str.islower())
print(type(100))
print(type("Hello"))
str1 = "Runoob example....wow!!!"
str2 = "exam"
print(str1.find(str2))
a=1000
b=a*2000
c=b-1000000
print(c)
amonth=int(input('请输入一个月份:'))
months=[1,2,3,4,5,6,7,8,9,10,11,12]
if 3 >= amonth >= 1:
    print("春")
elif 6 >= amonth >= 4:
    print("夏")
elif 9 >= amonth >= 7:
    print("秋")
elif 12 >= amonth >= 10:
    print("冬")
else:
    print("机器故障")
# products=["A","B","C"]
# aproduct=input("请输入商品名称：")
# lower_price=int(input("请输入降价值"))
# lower_prices=[30,20,10]
# if aproduct=="A" and lower_price >=30 or aproduct=="B" and lower_price >=20 or aproduct=="C"and lower_price >=10:
#     print(aproduct, lower_price)
# score=int(input("请输入您的分数"))
# if score < 60:
#     print("要加油呀!")
# elif 80 > score>=60:
#     print("不错呀，认真学习了！")
# elif score>=80:
#     print("考得不错，不要骄傲！")
# months=["1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月"]
# for amonth in months:
#     print(amonth)
# name = input("用户，您好，请输入您的姓名\n")
# print("Hi ", name)
number = int(input("请随机输入一个数字\n"))
print(100 + number)